Seat support for a chair



FIG. 1 is a side perspective view of the seat support.

FIG. 2 is a side elevational view of the seat support of FIG. 1. The other side of the seat support is a mirror image of this view.

FIG. 3 is a front elevational view of the seat support of FIG. 1; and,

FIG. 4 is a rear elevational view of the seat support of FIG. 1.

The broken line showings throughout the figures are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a seat support for a chair, as shown and described. 